2 years ago
Scientists believe there could be an ‘anti-universe’ next to ours
A wild theory suggests there may be an "anti-universe" that runs backwards in time before the Big Bang. The concept, explained in a paper accepted for publication in the journal Annals of Physics, suggests that the reason for this universe is because there are fundamental symmetries in nature – such as charge, parity, and time. This fundamental symmetry is known as CPT symmetry.
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https://www.independent.co.uk
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